<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="utf-8"/>
    <title>登录</title>
</head>
<body>

    <form action="/login" method="get">
        <input type="hidden" name="url" th:value="${url}">
        <label for="username">用户名
            <input id="username" type="text" name="username">
        </label> <br>
        <input type="submit" value="提交">
    </form>
</body>
</html>